Russian standards PDF
Sustainable development. Requirements and criteria. Ceramic tile systems. Part 1. Production of ceramic tiles
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Saleable non-enriched complex tin-polymetallic ores. Specifications
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Specialized liquid compositions for generation of the hardening and fast-hardening fire-extinguishing foams. General technical requirements. Test methods
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Resource saving. Reference documents on secondary production resources. Guidelines for the presentation of information on the areas of use of secondary resources
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Lifts. Guide rails for lift cars and counterweights. Basic parameters and dimensions
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